The average monthly income of P and Q is Rs. 20000. The average monthly income of Q and R is Rs. 40000. Monthly income of R is how much more than monthly income of P?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. Rs. 40000.
| Understanding/Application |
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Total income of P and Q = P + Q = 40000 ...(1 Similarly, Q + R = Rs. 80000 ....(2 |
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Subtracting eq 1 from 2, we get - R - P = 40000 |